@book{77354,
	author = {Government of Bengal,},
	title = {Efficiency bar of Mr. B.C. Das Gupta, I.P. in the Superior time-Scale of the Indian Police. },
	year = {1941},
	note = {সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) 

}
}